| Specifications |
| English Units | Metric Units |
|
| Continuous | Intermittent |
| Stroke Length |
| 181 mm |
| Rated bhp | 310HP | 355 HP |
| Rated Rod Load | 19510 lb | 8850 Kg |
| Maximum Speed | 265 rpm | 300 rpm |
| Pump Weight | 6395 lb | 2900 Kg |
| Minimum Speed | 75 rpm | 50 rpm |
| Oil Capacity | 18.8 gal | 75 L |
| Max. plunger size x stroke length. | 140x175mm |
| Max. Fluid Temp | 752 °F | 400 °C |
| Crankshaft extension Dia.x length | 140x250 mm |
| Mechanical Efficiency |
| 90% |
| Keyway (width x depth x length) | 32x11x240 mm |
Performance Ratings（Volumes indicated are displacement of incompressible fluid）
| plunger Dia. | L/RPM | Gal/RPM | Max.Press. | pump speed=90RPM | pump speed=150RPM | pump speed=200RPM | pump speed=265RPM | pump speed=300RPM |
| mm | in |
|
| Mpa | Psi | LPM | GPM | M3/h | LPM | GPM | M3/h | LPM | GPM | M3/h | LPM | GPM | M3/h | LPM | GPM | M3/h |
| 38 | 1.5 | 0.616 | 0.1626 | 77.6 | 11257 | 55.4 | 14.6 | 3.3 | 92.3 | 24.4 | 5.5 | 123.1 | 32.5 | 7.4 | 163.1 | 43.1 | 9.8 | 197 | 52 | 11.8 |
| 45 | 1.77 | 0.863 | 0.228 | 55.4 | 8027 | 77.7 | 20.5 | 4.7 | 129.5 | 34.2 | 7.8 | 172.6 | 45.6 | 10.4 | 228.7 | 60.4 | 13.7 | 276.2 | 73 | 16.6 |
| 51 | 2.01 | 1.109 | 0.2929 | 43.1 | 6249 | 99.8 | 26.4 | 6 | 166.3 | 43.9 | 10 | 221.7 | 58.6 | 13.3 | 293.8 | 77.6 | 17.6 | 354.8 | 93.7 | 21.3 |
| 56 | 2.2 | 1.337 | 0.3531 | 35.7 | 5183 | 120.3 | 31.8 | 7.2 | 200.5 | 53 | 12 | 267.3 | 70.6 | 16 | 354.2 | 93.6 | 21.3 | 427.8 | 113 | 25.7 |
| 64 | 2.52 | 1.746 | 0.4612 | 27.4 | 3968 | 157.1 | 41.5 | 9.4 | 261.9 | 69.2 | 15.7 | 349.2 | 92.2 | 21 | 462.7 | 122.2 | 27.8 | 558.7 | 147.6 | 33.5 |
| 76 | 2.99 | 2.462 | 0.6504 | 19.4 | 2814 | 221.6 | 58.5 | 13.3 | 369.3 | 97.6 | 22.2 | 492.4 | 130.1 | 29.5 | 652.4 | 172.4 | 39.1 | 787.9 | 208.1 | 47.3 |
| 89 | 3.5 | 3.376 | 0.8919 | 14.2 | 2052 | 303.9 | 80.3 | 18.2 | 506.5 | 133.8 | 30.4 | 675.3 | 178.4 | 40.5 | 894.7 | 236.4 | 53.7 | 1080.4 | 285.4 | 64.8 |
| 101 | 3.98 | 4.348 | 1.1487 | 11 | 1593 | 391.3 | 103.4 | 23.5 | 652.2 | 172.3 | 39.1 | 869.6 | 229.7 | 52.2 | 1152.3 | 304.4 | 69.1 | 1391.4 | 367.6 | 83.5 |
| 115 | 4.53 | 5.637 | 1.4892 | 8.5 | 1229 | 507.4 | 134 | 30.4 | 845.6 | 223.4 | 50.7 | 1127.4 | 297.8 | 67.6 | 1493.9 | 394.6 | 89.6 | 1803.9 | 476.5 | 108.2 |
| 127 | 5 | 6.875 | 1.8162 | 7 | 1008 | 618.8 | 163.5 | 37.1 | 1031.3 | 272.4 | 61.9 | 1375 | 363.2 | 82.5 | 1821.9 | 481.3 | 109.3 |
|
|
|
| 140 | 5.51 | 8.355 | 2.207 | 5.7 | 829 | 751.9 | 198.6 | 45.1 | 1253.2 | 331.1 | 75.2 | 1670.9 | 441.4 | 100.3 |
|
|
|
|
|
|
| Brake Horsepower Required | 106.8 | 177.9 | 237.2 | 314.4（Continuous work） | 355.9 |
